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<h1>boost/geometry/geometries/linear_ring.hpp</h1><a href="linear__ring_8hpp.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">// Boost.Geometry (aka GGL, Generic Geometry Library)</span>
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<a name="l00002"></a>00002 <span class="comment">//</span>
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<a name="l00003"></a>00003 <span class="comment">// Copyright Barend Gehrels 2007-2009, Geodan, Amsterdam, the Netherlands.</span>
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<a name="l00004"></a>00004 <span class="comment">// Copyright Bruno Lalande 2008, 2009</span>
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<a name="l00005"></a>00005 <span class="comment">// Use, modification and distribution is subject to the Boost Software License,</span>
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<a name="l00006"></a>00006 <span class="comment">// Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at</span>
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<a name="l00007"></a>00007 <span class="comment">// http://www.boost.org/LICENSE_1_0.txt)</span>
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<a name="l00008"></a>00008
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<a name="l00009"></a>00009 <span class="preprocessor">#ifndef BOOST_GEOMETRY_GEOMETRIES_LINEAR_RING_HPP</span>
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<a name="l00010"></a>00010 <span class="preprocessor"></span><span class="preprocessor">#define BOOST_GEOMETRY_GEOMETRIES_LINEAR_RING_HPP</span>
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<a name="l00011"></a>00011 <span class="preprocessor"></span>
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<a name="l00012"></a>00012 <span class="preprocessor">#include <memory></span>
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<a name="l00013"></a>00013 <span class="preprocessor">#include <vector></span>
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<a name="l00014"></a>00014
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<a name="l00015"></a>00015 <span class="preprocessor">#include <boost/concept/assert.hpp></span>
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<a name="l00016"></a>00016
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<a name="l00017"></a>00017 <span class="preprocessor">#include <<a class="code" href="tag_8hpp.html">boost/geometry/core/tag.hpp</a>></span>
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<a name="l00018"></a>00018 <span class="preprocessor">#include <<a class="code" href="core_2tags_8hpp.html">boost/geometry/core/tags.hpp</a>></span>
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<a name="l00019"></a>00019 <span class="preprocessor">#include <<a class="code" href="point__order_8hpp.html">boost/geometry/core/point_order.hpp</a>></span>
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<a name="l00020"></a>00020
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<a name="l00021"></a>00021 <span class="preprocessor">#include <<a class="code" href="point__concept_8hpp.html">boost/geometry/geometries/concepts/point_concept.hpp</a>></span>
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<a name="l00022"></a>00022
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<a name="l00023"></a>00023
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<a name="l00024"></a>00024 <span class="keyword">namespace </span>boost { <span class="keyword">namespace </span>geometry
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<a name="l00025"></a>00025 {
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<a name="l00026"></a>00026
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<a name="l00034"></a>00034 <span class="keyword">template</span>
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<a name="l00035"></a>00035 <
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<a name="l00036"></a>00036 <span class="keyword">typename</span> P,
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<a name="l00037"></a>00037 <span class="keyword">template</span><<span class="keyword">typename</span>, <span class="keyword">typename</span>> <span class="keyword">class </span>V = std::vector,
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<a name="l00038"></a>00038 <span class="keywordtype">bool</span> ClockWise = <span class="keyword">true</span>,
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<a name="l00039"></a>00039 <span class="keyword">template</span><<span class="keyword">typename</span>> <span class="keyword">class </span>A = std::allocator
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<a name="l00040"></a>00040 >
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<a name="l00041"></a><a class="code" href="classboost_1_1geometry_1_1linear__ring.html">00041</a> <span class="keyword">class </span><a class="code" href="classboost_1_1geometry_1_1linear__ring.html" title="A linear_ring (linear linear_ring) is a closed line which should not be selfintersecting...">linear_ring</a> : <span class="keyword">public</span> V<P, A<P> >
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<a name="l00042"></a>00042 {
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<a name="l00043"></a>00043 BOOST_CONCEPT_ASSERT( (<a class="code" href="classboost_1_1geometry_1_1concept_1_1_point.html" title="Point concept.">concept::Point<P></a>) );
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<a name="l00044"></a>00044 };
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<a name="l00045"></a>00045
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<a name="l00046"></a>00046 <span class="preprocessor">#ifndef DOXYGEN_NO_TRAITS_SPECIALIZATIONS</span>
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<a name="l00047"></a>00047 <span class="preprocessor"></span><span class="keyword">namespace </span>traits
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<a name="l00048"></a>00048 {
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<a name="l00049"></a>00049
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<a name="l00050"></a>00050 <span class="keyword">template</span>
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<a name="l00051"></a>00051 <
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<a name="l00052"></a>00052 <span class="keyword">typename</span> P,
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<a name="l00053"></a>00053 <span class="keyword">template</span><<span class="keyword">typename</span>, <span class="keyword">typename</span>> <span class="keyword">class </span>V,
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<a name="l00054"></a>00054 <span class="keywordtype">bool</span> ClockWise,
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<a name="l00055"></a>00055 <span class="keyword">template</span><<span class="keyword">typename</span>> <span class="keyword">class </span>A
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<a name="l00056"></a>00056 >
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<a name="l00057"></a>00057 <span class="keyword">struct </span><a class="code" href="structboost_1_1geometry_1_1tag.html" title="Meta-function to get the tag of any geometry type.">tag</a>< <a class="code" href="classboost_1_1geometry_1_1linear__ring.html" title="A linear_ring (linear linear_ring) is a closed line which should not be selfintersecting...">linear_ring</a><P, V, ClockWise, A> >
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<a name="l00058"></a>00058 {
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<a name="l00059"></a>00059 <span class="keyword">typedef</span> <a class="code" href="structboost_1_1geometry_1_1ring__tag.html" title="Convenience (linear) ring identifying tag.">ring_tag</a> <a class="code" href="structboost_1_1geometry_1_1traits_1_1tag.html#e1d5ca3f8597416d2838511ed9265e23">type</a>;
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<a name="l00060"></a>00060 };
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<a name="l00061"></a>00061
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<a name="l00062"></a>00062
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<a name="l00063"></a>00063 <span class="keyword">template</span>
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<a name="l00064"></a>00064 <
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<a name="l00065"></a>00065 <span class="keyword">typename</span> P,
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<a name="l00066"></a>00066 <span class="keyword">template</span><<span class="keyword">typename</span>, <span class="keyword">typename</span>> <span class="keyword">class </span>V,
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<a name="l00067"></a>00067 <span class="keyword">template</span><<span class="keyword">typename</span>> <span class="keyword">class </span>A
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<a name="l00068"></a>00068 >
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<a name="l00069"></a>00069 <span class="keyword">struct </span>point_order< linear_ring<P, V, false, A> >
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<a name="l00070"></a>00070 {
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<a name="l00071"></a>00071 <span class="keyword">static</span> <span class="keyword">const</span> <a class="code" href="namespaceboost_1_1geometry.html#0af1c124acb76f0892024d6d4ab2bc8c">order_selector</a> <a class="code" href="structboost_1_1geometry_1_1traits_1_1point__order.html#8a8cd60721ebbc3cf183494746667766">value</a> = <a class="code" href="namespaceboost_1_1geometry.html#0af1c124acb76f0892024d6d4ab2bc8c3a0efd1027a55cf48cfc5f9b57391468">counterclockwise</a>;
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<a name="l00072"></a>00072 };
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<a name="l00073"></a>00073
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<a name="l00074"></a>00074
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<a name="l00075"></a>00075 <span class="keyword">template</span>
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<a name="l00076"></a>00076 <
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<a name="l00077"></a>00077 <span class="keyword">typename</span> P,
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<a name="l00078"></a>00078 <span class="keyword">template</span><<span class="keyword">typename</span>, <span class="keyword">typename</span>> <span class="keyword">class </span>V,
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<a name="l00079"></a>00079 <span class="keyword">template</span><<span class="keyword">typename</span>> <span class="keyword">class </span>A
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<a name="l00080"></a>00080 >
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<a name="l00081"></a>00081 <span class="keyword">struct </span>point_order< linear_ring<P, V, true, A> >
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<a name="l00082"></a>00082 {
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<a name="l00083"></a>00083 <span class="keyword">static</span> <span class="keyword">const</span> <a class="code" href="namespaceboost_1_1geometry.html#0af1c124acb76f0892024d6d4ab2bc8c">order_selector</a> <a class="code" href="structboost_1_1geometry_1_1traits_1_1point__order.html#8a8cd60721ebbc3cf183494746667766">value</a> = <a class="code" href="namespaceboost_1_1geometry.html#0af1c124acb76f0892024d6d4ab2bc8c29458b1c5c6f01e41bc529cff7cdbec2">clockwise</a>;
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<a name="l00084"></a>00084 };
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<a name="l00085"></a>00085
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<a name="l00086"></a>00086
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<a name="l00087"></a>00087
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<a name="l00088"></a>00088
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<a name="l00089"></a>00089 } <span class="comment">// namespace traits</span>
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<a name="l00090"></a>00090 <span class="preprocessor">#endif // DOXYGEN_NO_TRAITS_SPECIALIZATIONS</span>
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<a name="l00091"></a>00091 <span class="preprocessor"></span>
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<a name="l00092"></a>00092 }} <span class="comment">// namespace boost::geometry</span>
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<a name="l00093"></a>00093
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<a name="l00094"></a>00094 <span class="preprocessor">#endif // BOOST_GEOMETRY_GEOMETRIES_LINEAR_RING_HPP</span>
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</pre></div></div>
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<td align="left"><small>
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<p>December 1, 2009</p>
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</small></td>
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<td align="right">
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<small>Copyright © 1995-2009 Barend Gehrels, Geodan, Amsterdam<br>
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Copyright © 2008-2009 Bruno Lalande, Paris<br>
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Copyright © 2009 Mateusz Loskot, Cadcorp, London<br>
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</small>
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